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хүдрийн хувцас солих хүдрийн тээрмийн мумбай
Bentonite боловсруулах тээрэм Bentonite Wikipedia Bentonite / ˈ b ɛ n t ə n ʌ ɪ t / is an absorbent aluminium phyllosilicate clay consisting mostly of montmorillonite It was named by Wilbur C Knight in 1898 after the Cretaceous Benton Shale near Rock River Wyoming . хятад .... ажлын чулуу бутлуур ...